<template>
  <div>
    <div class="todo-container">
    <div class="todo-wrap">
      <Header/>
      <Content 
      :todoList ="todoList" 
      :updataTodoById="updataTodoById" 
      :deleteTodoById="deleteTodoById"
      />
      <Footer/>
    </div>
  </div>
  </div>
</template>

<script>
import {nanoid} from "nanoid"
import Header from "./components/Header"
import Footer from "./components/Footer"
import Content from "./components/Content"

export default {
  name:"App",
  components:{
    Header,
    Content,
    Footer,
  },
  data(){
    return {
      todoList:[
        {id:nanoid(),todo:"吃饭",done:false},
        {id:nanoid(),todo:"睡觉",done:false},
        {id:nanoid(),todo:"打豆豆",done:false},
      ]
    }
  },
  methods: {
    updataTodoById(id){
      this.todoList.forEach((item)=>{
        if(item.id===id){
          item.done = !item.done
        }
      })
    },
    deleteTodoById(id){
    this.todoList = this.todoList.filter((item)=>{
      return item.id !== id;
    })
  }
  },
  // 封装一个删除单个todo数据的props函数
  

}
</script>
  
<style>
 /*base*/
body {
  background: #fff;
}

.btn {
  display: inline-block;
  padding: 4px 12px;
  margin-bottom: 0;
  font-size: 14px;
  line-height: 20px;
  text-align: center;
  vertical-align: middle;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 1px 2px rgba(0, 0, 0, 0.05);
  border-radius: 4px;
}

.btn-danger {
  color: #fff;
  background-color: #da4f49;
  border: 1px solid #bd362f;
}

.btn-danger:hover {
  color: #fff;
  background-color: #bd362f;
}

.btn:focus {
  outline: none;
}

.todo-container {
  width: 600px;
  margin: 0 auto;
}
.todo-container .todo-wrap {
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 5px;
}
</style>